<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>別踩白块</title>
    <link rel="stylesheet" type="text/css" href="blackgo.css">
    <script type="text/javascript" src="blackgo.js"></script>
</head>

<body>
        <h2>score</h2>
        <h2 id="score">0</h2>
        <div id="main">
            <div id="con"></div>
        </div>
        <button class='start' onclick='init()' onmouseover='mouseover(this)' onmouseout="mouseout(this)" ="">开始游戏</button>

</body>

</html>